Related Party Transactions (Details Textual) (USD $)	3 Months Ended		9 Months Ended			1 Months Ended			1 Months Ended			0 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Director	Sep. 30, 2013	Dec. 31, 2013	Jul. 31, 2013 Lux JV Hold Co [Member]	Jul. 31, 2013 Thompsons Limited location	Sep. 30, 2014 Thompsons Limited	Jul. 31, 2013 Lansing Trade Group	Sep. 30, 2014 The Andersons Ethanol Investment LLC	Sep. 30, 2014 The Andersons Marathon Ethanol LLC	Jan. 22, 2014 Lansing Trade Group LLC	Sep. 30, 2014 Lansing Trade Group LLC	Jan. 21, 2014 Lansing Trade Group LLC
Related Party Transaction [Line Items]
Agreement for partial redemption of equity method investment												$ 60,000,000
Percentage of company ownership interest (percentage)						100.00%	50.00%	50.00%		66.00%	50.00%	39.20%		47.50%
Total distributions received from unconsolidated affiliates	31,000,000		96,900,000									28,500,000
Proceeds from returns of investments in affiliates, net of noncontrolling interests			35,920,000	0								31,500,000
Equity Method Investment, Realized Gain (Loss) on Disposal													17,100,000
Equity Method Investment, Realized Gain (Loss) on Disposal, Net of Tax													10,700,000
Purchase price						152,000,000	48,000,000		40,000,000
Debt Instrument, Face Amount							64,000,000
number of locations							12
Noncontrolling interest is attributed of all gains and losses of parent (percentage)										34.00%
Percentage of shares acquired from subsidiary (percentage)	100.00%		100.00%
Voting interest in IANR (percentage)			49.90%
Voting interest held by the common shareholders (percentage)			50.10%
Rate of dividends accrued annually (percentage)			14.00%
Estimated fair value of the Company's investment in IANR	15,000,000		15,000,000
Number of board of directors (directors)			5
Directors from the Company (directors)			2
Directors from common shareholders (directors)			2
Independent director (directors)			1
Number of board of directors required to take key decision (directors)			4
Current maximum exposure to loss related to IANR	22,000,000		22,000,000
Investment and unpaid accrued dividends	7,000,000		7,000,000
Revenues recognized for the sale of ethanol	131,700,000	155,900,000	444,200,000	464,500,000
Revenues recognized for the sale of corn	93,000,000	179,100,000	368,300,000	584,300,000
Related party, Gross asset	24,600,000	14,200,000	24,600,000	14,200,000	8,900,000
Related party, Gross liability	18,900,000	3,300,000	18,900,000	3,300,000	1,200,000
Guarantor Obligations, Current Carrying Value	$ 3,300,000		$ 3,300,000